Home / 4,130,640-5,686,130.88-3,583,560.96

Finding the Fourth Proportional to 4,130,640, 5,686,130.88 and 3,583,560.96

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Solution

The fourth proportional to 4,130,640, 5,686,130.88 and 3,583,560.96 is: 4,933,036.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130,640 : 5,686,130.88 = 3,583,560.96 : x
  2. Step 2: Convert to fraction form
    4,130,640/5,686,130.88 = 3,583,560.96/x
  3. Step 3: Cross multiply
    4,130,640x = 5,686,130.88 × 3,583,560.96
  4. Step 4: Simplify right side
    4,130,640x = 20,376,596,635,018.45
  5. Step 5: Solve for x
    x = 20,376,596,635,018.45/4,130,640
  6. Step 6: Final answer
    x = 4,933,036.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.